SR1240-
C-S-R01
SCHOTTKY BARRIER RECTIFIER
VOLTAGE 40 Volts CURRENT 12 Amperes
FEATURES
* Low switching noise
* Low forward voltage drop
* Low thermal resistance
* High current capability
* High surge capabitity
* High reliability
* Ideal for Solar applications such as By-Pass and Blocking diodes
R-6
MECHANICAL DATA
*
*
*
*
*
Case: R-6 axial-leaded, molded plastic
Epoxy: Device has UL flammability classification 94V-O
Lead: MIL-STD-202E method 208C guaranteed
Mounting position: Any
Weight: 1.897 grams
1.0 (25.4)
MIN.
.052 (1.3)
DIA.
.048 (1.2)
.360 (9.1)
.340 (8.6)
.360 (9.1)
.340 (8.6)
DIA.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
o
1.0 (25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(@ T
A
=25
O
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at Derating Lead Temperature
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Operating Temperature Range
Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
q
JC
R
q
JA
T
J
T
STG
SR1240-C-S-R01
40
28
40
12
300
1.0
40
150
-55 to + 150
UNITS
Volts
Volts
Volts
Amps
Amps
0
C/W
0
0
C
C
ELECTRICAL CHARACTERISTICS
(@T
A
=25
O
C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 12 A DC
Maximum Average Reverse Current
at Rated DC Blocking Voltage
@T
A
= 25 C
@T
A
= 100
o
C
o
SYMBOL
V
F
I
R
SR1240-C-S-R01
.53
10
1
UNITS
Volts
uA
mA
2009-02
REV: O
NOTES : 1. Thermal Resistance : Heat-sink mounted.
2. Suffix “R” for Reverse Polarity.
3. "Fully ROHS compliant", "100% Sn plating (Pb-free)".
RATING AND CHARACTERISTICS CURVES ( SR1240-C-S-R01 )
12
AVERAGE FORWARD CURRENT, (A)
10
8
6
4
2
INSTANTANEOUS REVERSE CURRENT, (mA)
10
T
A
= 100
O
C
1.0
0.1
T
A
= 25
O
C
T
A
= 75
O
C
0.01
Single Phase Half Wave
60Hz Inductive or
Resistive Load
0
50
100
O
150
0.001
0
20
40
60
80
100
120
140
LEAD TEMPERATURE, ( C)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG.1 TYPICAL FORWARD CURRENT
DERATING CURVE
FIG.2 TYPICAL REVERSE
CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
PEAK FORWARD SURGE CURRENT, (A)
50
300
250
200
150
100
50
0
1
8.3mS Single Half Sine-Wave
JEDEC Method
10
1.0
T
J
= 25
O
C
Pulse width=300mS
1% Duty Cycle
0.1
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2
5
10
20
50
100
INSTANTANEOUS FORWARD VOLTAGE, (V)
NUMBER OF CYCLES AT 60Hz
FIG.3 TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG.4 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
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